What's the magic of arrays in C#

Question

int[] a = new int[5];
string[] b = new string[1];

The types of both a and b inherit from the abstract System.Array<

Answer 1

I would recommend getting the ECMA 335 spec and looking for Arrays if you want to know the low level detail: http://www.ecma-international.org/publications/standards/Ecma-335.htm